Initial add of status screen

Initial add of the status screen.

TODO:
- Get status of the BT Radio
- Display something on line 3

src/main.cpp

@@ -407,8 +407,7 @@ void loop()
 
     // Update the screen last, after we've figured out what to show.
     screen.debug_info()->setChannelNameStatus(getChannelName());
-    // screen.debug()->setPowerStatus(powerStatus);
-
+    
     // No GPS lock yet, let the OS put the main CPU in low power mode for 100ms (or until another interrupt comes in)
     // i.e. don't just keep spinning in loop as fast as we can.
     // DEBUG_MSG("msecs %d\n", msecstosleep);